Right-click the cell that contains the field [Qty] , and click Add Total. This adds a sum of the quantity for each order to the totals row. In the empty cell to the left of Sum[Qty] , type the label  Order Total . You can add a background color to the totals row. Select the two sum cells and the label cell.
Ladder logic is the first in a series exploring different software programming methods how to choose the most appropriate model of computation based on system requirements and architecture. Future articles will cover textual, function block/data flow, state chart, and simulation and modeling methods.
Using practical exercises, we will show you how easy it is to program in Ladder. Logic, Statement List, or Function Block Diagram with STEP 7. Detailed instructions in the individual chapters will show you step-by-step the. many ways in which you can use STEP 7. Creating a Program with Binary Logic. In Chapters 2 to 7, you will create a program with binary logic. Using the.